{ config, pkgs, ... }:

let
  freeshowAppImage = pkgs.stdenv.mkDerivation {
    pname = "freeshow-appimage";
    version = "1.5.6";

    src = pkgs.fetchurl {
      url = "https://github.com/ChurchApps/FreeShow/releases/download/v1.5.6/FreeShow-1.5.6-x86_64.AppImage";
      sha256 = "10z1xgqzwfbs4api12myyx368yp8ahzbmjpfmwnh8c340f8b22f4";
    };

    dontUnpack = true;
    dontBuild = true;

    installPhase = ''
      mkdir -p $out/bin
      ln -s ${pkgs.appimage-run}/bin/appimage-run $out/bin/freeshow
      mkdir -p $out/share/applications
      cat > $out/share/applications/freeshow.desktop << EOF
      [Desktop Entry]
      Name=FreeShow
      Exec=${pkgs.appimage-run}/bin/appimage-run $src
      Icon=freeshow
      Type=Application
      Categories=Multimedia;
      EOF
    '';

    meta = with pkgs.lib; {
      description = "FreeShow AppImage wrapper";
      homepage = "https://github.com/ChurchApps/FreeShow";
      license = licenses.gpl3Only; # Assuming GPLv3 based on GitHub repo
      platforms = platforms.linux;
    };
  };
in
{
  environment.systemPackages = [
    freeshowAppImage
  ];
}